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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""
fixtures
--------
Fixtures used for testing
"""
import warnings
import fixtures
from openstack import warnings as os_warnings
# TODO(stephenfin): Replace this with WarningsFilter from fixtures when it's
# released https://github.com/testing-cabal/fixtures/pull/50
class WarningsFixture(fixtures.Fixture):
"""Filters out warnings during test runs."""
def setUp(self):
super().setUp()
self._original_warning_filters = warnings.filters[:]
# enable user warnings as many libraries use this (it's the default)
warnings.simplefilter("error", UserWarning)
# enable deprecation warnings in general...
warnings.simplefilter("once", DeprecationWarning)
# ...but ignore our own deprecation warnings
warnings.filterwarnings(
"ignore",
category=os_warnings.OpenStackDeprecationWarning,
)
warnings.filterwarnings(
"ignore",
category=os_warnings._RemovedInSDKWarning,
)
# also ignore our own general warnings
warnings.filterwarnings(
"ignore",
category=os_warnings.OpenStackWarning,
)
self.addCleanup(self._reset_warning_filters)
def _reset_warning_filters(self):
warnings.filters[:] = self._original_warning_filters # type: ignore[index]
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